迅捷蟹的河道

C++ | 完美转发和引用折叠 2020-12-18|C++

参考书籍《C++ Primer 5th》引用折叠对于函数 1234template <typename T> void f3(T &&);//实参是一个int类型的右值；模板参数T是int类型//相当于实例化了一个void f3<int> (int &a ...

LeetCode Solution: 4. Median of Two Sorted Arrays 2020-12-13|LeetCode

描述Given two sorted arrays nums1 and nums2 of size m and n respectively, return the median of the two sorted arrays. Follow up: The overall run time co ...

C++ 后台开发总结 2020-09-21|C++

C++C和C++有什么区别 C是面向过程的语言，CPP是面向对象的语言 Cpp兼容了大部分C的规则，并且CPP在C的基础上扩展出继承等新特性。 Cpp和C对于内存的管理方式不同，Cpp通过new和delete管理内存，C是通过malloc和free管理内存 new和delete属于操作符，mallo ...

LeetCode Solution: 5. Longest Palindromic Substring 2020-07-29|LeetCode

5. Longest Palindromic SubstringGiven a string s, find the longest palindromic substring in s. You may assume that the maximum length of s is 1000. Ex ...

LeetCode Solution: 104. Maximum Depth of Binary Tree 2020-06-15|LeetCode

104. Maximum Depth of Binary TreeGiven a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path from the ...

LeetCode Solution: 5453. Running Sum of 1d Array 2020-06-15|LeetCode

5453. Running Sum of 1d ArrayGiven an array nums. We define a running sum of an array as runningSum[i] = sum(nums[0]…nums[i]). Return the running sum ...

LeetCode Solution: 1431. Kids With the Greatest Number of Candies 2020-06-14|LeetCode

1431. Kids With the Greatest Number of CandiesGiven the array candies and the integer extraCandies, where candies[i] represents the number of candies ...

LeetCode Solution: 1470. Shuffle the Array 2020-06-14|LeetCode

1470. Shuffle the ArrayGiven the array nums consisting of 2n elements in the form [x1,x2,...,xn,y1,y2,...,yn]. Return the array in the form [x1,y1,x2, ...

腾讯春招(0324) 2020-03-25|面试

前提继第一次失败后，过了十天左右又被捞起来了。面试官约在0324 15:00 面试。这次面试体验十分不好，其实过程还行，但是结局让我有点懵逼。面试官还迟到了12分钟。首先面试官让我自我介绍 C++腾讯的面试一般是以C++为主 C和C++的区别 C++中struct和class的区别 i++和 ...

计算机网络 | 面试准备 2020-03-20|计算机网络面试

计网面试复习下星期阿里的C++后台开发网络面试准备计算机网络分为哪几层？OSI 七层协议模型自顶向下分别是：应用层，表示层，会话层，网络层，数据链路层和物理层 TCP/IP协议簇四层模型自定向下分别是：应用层、传输层、网络层，网络接口层五层协议自顶向下分别是：应用层、传输层、网络层、数据链路层 ...